1. Introduction
This manual provides instructions for the Redi-Remote replacement remote control, designed for specific Sharp audio systems. This remote is a custom replacement and is not an original Sharp product. It is engineered to perform all essential functions for the compatible Sharp units.
Compatible Sharp Models: CDMPX850, CDSW340, RRMCGA122AWSA.
Note: Redi-Remotes are not programmable for auxiliary devices. They are dedicated to controlling the specific unit they are designed for.
2. Setup
2.1 Battery Installation
The remote control requires 4 AAA batteries for operation.
- Locate the battery compartment on the back of the remote control.
- Slide open the battery compartment cover.
- Insert 4 AAA batteries, ensuring correct polarity (+ and -) as indicated inside the compartment.
- Close the battery compartment cover securely.
Important: Ensure batteries are inserted correctly to prevent damage or malfunction.
3. Operating Instructions
This remote control is pre-programmed and requires no additional setup for the compatible Sharp models. Simply install batteries and begin use.
3.1 Remote Control Layout
The remote features a standard set of controls for basic functions, with a sliding cover revealing additional model-specific controls.

Image Description: A black Redi-Remote replacement remote control. The top section shows power, volume, channel, mute, menu, display, and recall buttons. The lower section, revealed by a sliding cover, contains numerical buttons (1-0, 100, ENT) and various function buttons for CD, Tape, Tuner, Equalizer, X-Bass, Clock/Timer, and navigation. The model number RRMCGA122AWSA and "SHARP" are visible at the bottom of the revealed section.
3.2 Basic Functions (Top Section)
- PWR: Powers the unit on or off.
- CH+ / CH-: Changes channels or navigates through tracks/presets.
- VOL+ / VOL-: Adjusts the volume level.
- MUTE: Silences the audio output.
- SLEEP: Activates the sleep timer function.
- TV/VIDEO: Switches between TV and video input sources.
- DISP: Changes the display information on the unit.
- MENU: Accesses the unit's main menu.
- RECALL: Recalls previous settings or channels.
3.3 Advanced Functions (Lower Section - Slide Down)
To access these functions, gently slide down the lower cover of the remote control.
(Refer to the image for button locations)
- Number Pad (0-9, 100, ENT): Direct input for channels, tracks, or numerical settings.
- DISC 1-5 / SELECT: Selects specific discs in a multi-disc changer or selects options.
- CLEAR/DIMMER: Clears entries or adjusts display brightness.
- MEMORY: Stores radio presets or other settings.
- RANDOM: Plays tracks in a random order.
- CD Playback Controls (Play, Pause, Stop, Skip): Standard controls for CD playback.
- TAPE Playback Controls (Play, Stop, Fast Forward, Rewind): Standard controls for tape playback.
- TUNER/BAND: Switches between radio bands (AM/FM) or tuner modes.
- TAPE 1-2: Selects between Tape Deck 1 and Tape Deck 2.
- GAME/VIDEO: Selects game or video input.
- X-BASS: Activates or deactivates extra bass enhancement.
- EQUALIZER: Adjusts audio equalizer settings.
- PRESET (<< / >>): Navigates through radio presets.
- CLOCK/TIMER: Sets the clock or timer functions.
- NAVIGATION CHARACTER (Up/Down Arrows): Navigates through menus or options.
- DISPLAY: Toggles display information.
- ENTER: Confirms selections.
Note: Specific functionality of these buttons may vary slightly depending on the exact Sharp unit model.
4. Maintenance
4.1 Cleaning
To clean the remote control, use a soft, dry cloth. Do not use liquid cleaners or abrasive materials, as these can damage the remote's surface or internal components.
4.2 Battery Replacement
Replace batteries when the remote's response becomes sluggish or stops functioning. Always replace all 4 AAA batteries at the same time with new ones. Do not mix old and new batteries, or different types of batteries.
4.3 Storage
If the remote will not be used for an extended period, remove the batteries to prevent leakage and potential damage. Store the remote in a cool, dry place.
5. Troubleshooting
5.1 Remote Not Responding
- Check Batteries: Ensure batteries are inserted correctly with the proper polarity. Replace with fresh AAA batteries.
- Line of Sight: Make sure there is a clear line of sight between the remote control and the Sharp unit's infrared sensor. Obstructions can block the signal.
- Distance: Operate the remote within a reasonable distance from the unit.
- Unit Power: Confirm that the Sharp unit is powered on.
5.2 Specific Functions Not Working
- Model Compatibility: Verify that your Sharp unit model (CDMPX850, CDSW340, RRMCGA122AWSA) is listed as compatible.
- Sliding Cover: Ensure the lower sliding cover is fully open to access all functions.
- Unit Capability: Some functions on the remote may correspond to features not present on all compatible Sharp models. Refer to your Sharp unit's original manual for its specific capabilities.
5.3 Remote Controls Other Devices
- This Redi-Remote is designed specifically for the listed Sharp units and cannot be programmed to control other auxiliary devices. If it appears to be affecting other devices, ensure the Sharp unit is the only device in its direct line of sight.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | Redi-Remote |
| Compatible Models | Sharp CDMPX850, CDSW340, RRMCGA122AWSA |
| Power Source | 4 x AAA Batteries (not included) |
| Special Feature | No Programming Required |
| Color | Black |
| Dimensions | 7 1/2" x 2 1/4" x 3/4" (approximate) |
| Item Weight | 5 ounces (approximate, without batteries) |
7. Support and Warranty
For any concerns regarding the remote control after purchase, please contact the seller directly.
This product is a replacement remote and is covered by the seller's return policy. Please refer to your purchase documentation for specific warranty and return details.
Manufacturer: Redi-Remote
Date First Available: February 15, 2024